From 303df89df611add2190d861cea92ea8024659a5c Mon Sep 17 00:00:00 2001
From: Ferran Recio <ferran@moodle.com>
Date: Wed, 5 Feb 2020 10:41:00 +0100
Subject: [PATCH] MDL-66463 theme_boost: IE and Edge go to top link
 compatibility

---
 theme/boost/scss/moodle/core.scss | 5 ++++-
 theme/boost/style/moodle.css      | 7 ++++++-
 theme/classic/style/moodle.css    | 7 ++++++-
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/theme/boost/scss/moodle/core.scss b/theme/boost/scss/moodle/core.scss
index 555205fe35c..f4ad1d28d2b 100644
--- a/theme/boost/scss/moodle/core.scss
+++ b/theme/boost/scss/moodle/core.scss
@@ -37,8 +37,11 @@ $gototop-bottom-position: 50px !default;
     @supports (position: sticky) {
         position: sticky;
     }
+    @supports (-ms-ime-align:auto) {
+        position: fixed; /* Edge compatibility hack */
+    }
     bottom: $gototop-bottom-position;
-
+    right: 0;
     a {
         position: absolute;
         right: 0;
diff --git a/theme/boost/style/moodle.css b/theme/boost/style/moodle.css
index 6f5d986ce08..d3d8a8e4f54 100644
--- a/theme/boost/style/moodle.css
+++ b/theme/boost/style/moodle.css
@@ -9420,10 +9420,15 @@ input[disabled] {
   display: block;
   position: fixed;
   /* IE compatibility hack */
-  bottom: 50px; }
+  bottom: 50px;
+  right: 0; }
   @supports (position: sticky) {
     #goto-top-link {
       position: sticky; } }
+  @supports (-ms-ime-align: auto) {
+    #goto-top-link {
+      position: fixed;
+      /* Edge compatibility hack */ } }
   #goto-top-link a {
     position: absolute;
     right: 0;
diff --git a/theme/classic/style/moodle.css b/theme/classic/style/moodle.css
index 5e58b08d214..842a381729d 100644
--- a/theme/classic/style/moodle.css
+++ b/theme/classic/style/moodle.css
@@ -9625,10 +9625,15 @@ input[disabled] {
   display: block;
   position: fixed;
   /* IE compatibility hack */
-  bottom: 50px; }
+  bottom: 50px;
+  right: 0; }
   @supports (position: sticky) {
     #goto-top-link {
       position: sticky; } }
+  @supports (-ms-ime-align: auto) {
+    #goto-top-link {
+      position: fixed;
+      /* Edge compatibility hack */ } }
   #goto-top-link a {
     position: absolute;
     right: 0;